Protea curvata N.E.Br.

Barberton protea (en)

Species

Angiosperms > Proteales > Proteaceae > Protea

Characteristics

Small, erect tree to 8 m, with slender branches and a sparse crown; trunk clearly differentiated, 100-300 mm in diam. at base; bark black, reticulately fissured. Stems erect, sparsely branched, very brittle; flowering stems glabrous, 5-10 mm in diameter, covered with prominent leaf scars; leaves clustered on current year's growth. Leaves narrowly oblong-oblanceolate, subfalcate to falcate, no-200 mm long, 8-16 mm wide, very narrowly attenuated in petiolar region; apex obtuse to rounded; glabrous, coriaceous, lightly glaucous. Inflorescence 50-70 mm in diameter, globose, terminal, but overtopped by axillary shoots; floral parts prominently everted, projecting 30-40 mm beyond bracts; inflorescence remaining open after flowering until the fruits are shed; distinctly stipitate, stipe 10-20 mm long covered with small, adpressed partly sericeous scales. Receptacle broadly conic, 10-20 mm high, 15-20 mm in diam. Involucral bracts 4-5 seriate; inner series very loosely arranged, ovate-oblong, 20-30 mm long, 8-16 mm wide, apices rounded to subacute, glabrous but sericeous proximally deep red/black in colour; outer series ovate, 7-15 mm long, 10-15 mm wide, glabrous for the greater part but densely sericeous proximally. Perianth straight, 50-60 mm long, uniformly tomentose on outer and inner surfaces but glabrous proximally in tube region; tube 15 mm long, 8 mm wide, prominently dilated, outer surface bearing several distinct angular ridges; claws slender, passing imperceptibly into the limbs, limbs straight linear, 20 mm long, apices acute. Anthers 4, linear, 15 mm long. Style pink, glabrous, tapering terminally, 60-65 mm long. Pollen presenter filiform 15 mm long, slightly geniculate at junction with style. Ovary obconic 5 mm long, covered with straight, pale tawny trichomes. Hypogynous scales broadly ovate, 2 mm long. Flowering takes place in winter, principally in June and July but odd flower-heads may continue to open as late as October.
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Small, erect tree, up to 8 m high. Leaves narrowly oblong-oblanceolate, subfalcate to falcate. Involucral bracts glabrous proximally sericeous, deep red to black. Perianth straight, pinkish red.
Life form -
Growth form tree
Growth support free-standing
Foliage retention -
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 4.01 - 4.01
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
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Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture 7-8
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 30 - 90
Germination temperacture (C°) 18 - 23
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
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Vigor -
Productivity -

Images

Protea curvata unspecified picture

Distribution

Protea curvata world distribution map, present in South Africa

Conservation status

Protea curvata threat status: Vulnerable

Identifiers

LSID urn:lsid:ipni.org:names:705738-1
WFO ID wfo-0001106755
COL ID 4N2PL
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Protea curvata